The word Chating is misspelled against Chatting, which is present continuous of "Chat"
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Chatting has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings cha & ing which should not be misspelled with single 'T'
Wrong Spelling:  cha-t-ing 
Correct Spelling:  cha-tt-ing 
Find more wrongly spelled words of Chatting to spell it well.